Air Canada
    Trans-Canada Airlines (TCA for short), the predecessor of Air Canada, operated its first flight in 1937. It was officially renamed Air Canada on January 1, 1964. In the year 2000 Air Canada purchased Canadian Airlines International, then the second largest airline in Canada, and became an internationally big airline company.

    Nowadays, Air Canada and its affiliated companies provide passenger and cargo transportation services to around 150 destinations and holiday flight services to 90 destinations. By the end of February 2006 Air Canada had a fleet of 329 airplanes, most of them Airbuses. E-ticket and Online Check-in services are available on most of its routes. Its high-quality service has won many prizes for the company.

    Subsidiaries and partners
    Aeroplan
    Aeroplan is Air Canada's frequent flier program. Miles are awarded to members, and can be used to purchase tickets on any Star Alliance airline, or other partners, such as some hotel chains. They do have a status system, as follows:
     Prestige- Star Alliance Silver Status awarded. minimum 25 flights or 25,000 miles. Elite- Star Alliance Gold Status awarded. minimum 50 flights or 35,000 miles. Super Elite- Star Alliance Gold Status awarded. minimum 100 flights or 100,000 miles.

    Air Canada Cargo
     Air Canada Cargo Limited Partnership offers cargo services on domestic and transborder flights, utilising the cargo capacity on aircraft operated by Air Canada and Jazz on domestic and transborder routes. Air Canada offers cargo services on its international passenger flights and also uses chartered, all-freighter aircraft for Canada – Europe and Canada – Asia services. (Subsidiary of Air Canada).

    Air Canada Ground Handling Services
    ACGHS provides ground handling services to Air Canada, Jazz and a number of other carriers at their Canadian and US stations, but with a primary focus on Canadian stations. Services covered include "above and below the wing" passenger and baggage handling services and ancillary services such as de-icing, ground support and equipment maintenance. (Subsidiary of Air Canada)

    Partners
    Air Canada's regional partners include Air Canada Jazz, Exploits Valley Air Services, Air Georgian, and Central Mountain Air.
    Air Canada is one of the founding member of the Star Alliance team.